Gaya APA
Gardner, D, G., Shoback, D. (2011).
Greenspan's basic & clinical endocrinologi (Ed. 9).
United States of America USA:
McGraw-Hill.
Gaya MLA
Gardner, David, G.., Shoback, Dolores.
"Greenspan's basic & clinical endocrinologi".
Ed. 9
United States of America USA:
McGraw-Hill,
2011.
Buku.